CN219850087U - Multi-stage screening equipment for magnesite raw materials - Google Patents

Abstract

The utility model relates to the technical field of screening equipment, and particularly discloses multi-stage screening equipment for magnesite raw materials, which comprises an equipment main body capable of carrying out multi-stage screening on magnesite raw materials, wherein a dust removing cylinder and a motor are arranged on the rear side surface of the equipment main body, one end of the dust removing cylinder is respectively connected with a crushing box, a feeding box and a third collecting box in the equipment main body through a plurality of air guide pipes, and a rotating shaft is arranged in the other end of the dust removing cylinder through a bracket; according to the utility model, one end of the dust removing cylinder, which is far away from the leaf fan, is negative pressure, and the negative pressure can suck turbid gas mixed with dust at each corresponding part in the equipment main body through the air guide pipe, and dust in the gas is filtered by the dust filtering plate, so that the dust removing effect of dust generated in the sieving process can be realized when the magnesite raw material is subjected to multistage sieving, and adverse effects on the external environment and the health of personnel caused by the diffusion of the dust to the outside are avoided.

Description

Multi-stage screening equipment for magnesite raw materials

Technical Field

The utility model relates to the technical field of screening equipment, in particular to multi-stage screening equipment for magnesite raw materials.

Background

The magnesite crystal belongs to a trigonal carbonate mineral, and is usually in a crystal grain shape or a aphanitic compact block shape, the latter is also called porcelain-shaped magnesite, white or off-white, and iron-containing magnesite is yellow to brown and has glass luster, and raw materials need to be screened when the magnesite is processed.

The prior application number is: 202220584779.6 a magnesite raw materials multistage screening plant, includes the delivery wagon, the first motor of left side fixedly connected with of delivery wagon, the output fixedly connected with first conveying roller of first motor, the left side intercommunication at delivery wagon top has the feeding case, the bottom fixedly connected with screening case of delivery wagon, the left side at screening case top is provided with first thin screening net, the bottom intercommunication of first thin screening net has first collecting box, the bottom intercommunication of first collecting box has the material discharge pipe, the top of screening case just is located the right side of first thin screening net and is provided with the coarse screening net, the bottom intercommunication of coarse screening net has the second collecting box, the top of second collecting box inner chamber is provided with the thin screening net of second.

In the using process of the technology, although the technology has the effect of multi-stage screening, as the screening parts and the crushing parts in the technology are not provided with corresponding dust collecting parts, when the equipment screens and crushes magnesite raw materials, the excited dust diffuses to the outside of the equipment along with the gas flowing through the gaps of the parts or the parts such as the discharging pipe and the like, and finally the adverse effect is caused to the outside and the physical health of personnel; therefore, in order to solve the problem that the technology does not have dust collection effect, we propose a multi-stage screening device for magnesite raw materials.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a multi-stage screening device for magnesite raw materials.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a multistage screening equipment of magnesite raw materials, includes the equipment main part that can carry out multistage screening to magnesite raw materials, dust removal section of thick bamboo and motor are installed to equipment main part's rear side table, dust removal section of thick bamboo one end is connected with the inside crushing case of equipment main part respectively through having a plurality of guide ducts, feeding case and third collecting box, the inside of dust removal section of thick bamboo other end has the axis of rotation through the support mounting, the one end of axis of rotation is connected with the output of motor, the axis of rotation is located and installs leaf fan and clearance frame respectively on the inside body of rod of dust removal section of thick bamboo, the axis of rotation is located the cover and is equipped with the dust filter plate on the body of rod between leaf fan and the clearance frame, the outer ring face of dust filter plate is fixed at the inner wall of dust removal section of thick bamboo, and the collecting box is installed to the downside correspondence dust filter plate on the dust removal section of thick bamboo inner ring face.

Preferably, the lower end of the collecting box is connected with a storage box through a bolt, and a sealing disc is rotatably arranged in the lower part of the collecting box through a pin shaft.

Preferably, the inner wall of collecting the box corresponds sealed video disc and is fixed with two spacing, and one of them one end of round pin axle extends to the outside of collecting the box and is fixed with the linkage piece, and the outside of collecting the outer wall of box and linkage piece is fixed with the sealed cowling, and the interior ring face of sealed cowling just is close to linkage piece department and is equipped with the spacer, and the spacer is kept away from one side of collecting the box and is placed the rotating block, and strong magnetic path is all installed towards the both ends of spacer one side to the rotating block to the linkage piece, and the one end of rotating block is connected with the sealed cowling through the bolt.

Preferably, a collecting box is arranged in the lower end of the storage box, and the collecting box and the storage box can be detached.

Preferably, a weighing force transducer is mounted on the inner bottom surface of the storage box, the upper end surface of the weighing force transducer is contacted with the lower surface of the collecting box, and a sliding groove is formed in the upper end of the storage box corresponding to the collecting box.

Preferably, the box body of the collecting box is a transparent box body, and the upper end of one side of the storage box is provided with an observation window corresponding to the collecting box.

Preferably, valves are arranged on the pipe bodies of the air guide pipes, and a scraping plate is arranged on one side of the cleaning frame, which faces the dust filtering plate.

The utility model provides a multi-stage screening device for magnesite raw materials, which has the beneficial effects that:

1: according to the utility model, the negative pressure is formed at one end of the dust removing cylinder, which is far away from the leaf fan, and the negative pressure can suck turbid gas mixed with dust at each corresponding part in the equipment main body through the air guide pipe and finally flow out through the dust removing cylinder, and when the turbid gas flows through the dust filtering plate in the process, dust in the gas is filtered by the dust filtering plate, so that the effect of dust removing generated in the screening process can be realized when the magnesite raw materials are subjected to multistage screening, the adverse effect of dust diffusion to the outside environment and the health of personnel is avoided, the cleaning frame is synchronously driven to rotate when the leaf fan is driven by the rotating shaft, and the surface of the dust filtering plate can be scratched when the cleaning frame rotates, namely, the dust filtering plate can be cleaned in real time through the arrangement of the cleaning frame, so that the dust is prevented from blocking the dust filtering plate.

2: according to the utility model, dust filtered out from the dust filtering plate is deposited into the collecting box, and along with the continuous increase of the dust amount in the collecting box, therefore, personnel can timely replace the collecting box through monitoring data of the weighing force transducer, and when the collecting box is replaced, personnel can plug the collecting box through the sealing disc, so that the phenomenon that external gas enters the dust collection barrel from the lower end of the collecting box when the personnel dismount the storage box to influence the negative pressure suction force on the air guide pipe is avoided, namely, when the dust collection device is used in the scheme, not only can dust collection treatment is carried out on the excited dust while magnesite raw materials are screened, but also dust collection parts can be conveniently replaced in the dust collection process, and interference is not caused to dust collection work, so that the application of the dust collection parts is more practical and perfect when the device is used.

Drawings

FIG. 1 is a schematic rear view of a multi-stage sieving apparatus for magnesite raw materials according to the present utility model;

FIG. 2 is a schematic diagram of the main components of a multi-stage screen apparatus for magnesite raw material according to the present utility model;

FIG. 3 is a schematic view of the inside of a mounting cylinder of a multi-stage screening device for magnesite raw materials;

FIG. 4 is an enlarged schematic view of the position A of a multi-stage sieving device for magnesite raw materials according to the present utility model;

FIG. 5 is an enlarged schematic view of a multi-stage sieving apparatus for magnesite material according to the present utility model;

FIG. 6 is an enlarged schematic view of a multistage screening device for magnesite raw materials at C;

FIG. 7 is a schematic diagram showing the cooperation of a collection box and a sealing disc of a multi-stage sieving device for magnesite raw materials;

fig. 8 is a schematic diagram of cooperation of a linkage block and a rotating block of a multi-stage screening device for magnesite raw materials.

In the figure: 1. an apparatus main body; 2. a dust removal cylinder; 3. a motor; 4. an air guide pipe; 5. a rotating shaft; 6. leaf fans; 7. a cleaning frame; 8. a dust filtering plate; 9. a collection box; 10. a storage box; 11. sealing the disc; 12. a limit bar; 13. a pin shaft; 14. a linkage block; 15. a sealing cover; 16. a separator sheet; 17. a rotating block; 18. a strong magnetic block; 19. a collection box; 20. weighing the load cell; 21. an observation window; 22. a valve; 23. a scraper.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

Referring to fig. 1 to 8, a multi-stage sieving apparatus for magnesite raw material includes an apparatus main body 1 capable of multi-stage sieving of magnesite raw material, the apparatus main body 1 being of the prior art (application number: 202220584779.6) the dust removal section of thick bamboo 2 and motor 3 are installed to the rear side table of equipment main part 1, dust removal section of thick bamboo 2 one end is connected with the inside crushing case of equipment main part 1 respectively through having a plurality of guide ducts 4, feeding case and third collecting box, the quantity of guide duct 4 can increase and decrease according to the demand, the inside of dust removal section of thick bamboo 2 other end has axis of rotation 5 through the support mounting, the one end of axis of rotation 5 is connected with the output of motor 3, install leaf 6 and clearance frame 7 respectively on the body of rod of the inside of dust removal section of thick bamboo 2 of axis of rotation 5, the cover is equipped with dust filter 8 on the body of rod of axis of rotation 5 between leaf 6 and clearance frame 7, the outer ring face of dust filter 8 is fixed at the inner wall of dust removal section of thick bamboo 2, and the downside of dust filter 8 corresponds to be installed and collect box 9, all install valve 22 on the body of guide duct 4, the scraper blade 23 is installed towards one side of dust filter 8 to the clearance frame 7, the setting of valve 22 can adjust the inside gas flow, thereby make the personnel can be according to the dust amount that each part of equipment main part department produced in the inside of 1 and carry out the suction to the leaf 6 and can only clear up dust filter 8, the dust can be cleared up the dust and the dust can be carried out the dust filter more than the dust filter is greatly and the dust can be cleared up and the dust.

Example 2

Referring to fig. 1 to 8, in the case where the other portions are the same as embodiment 1, this embodiment differs from embodiment 1 in that:

the lower end of the collecting box 9 is connected with the storage box 10 through a bolt, the sealing disc 11 is rotatably arranged in the lower part of the collecting box 9 through the pin shaft 13, the sealing disc 11 and the storage box 10 are arranged, so that after dust cleaned by the cleaning frame 7 from the surface of the dust filtering plate 8 falls into the storage box 10, if the amount of dust deposited in the storage box 10 is large, the sealing disc 11 is turned over through the pin shaft 13, the lower end of the collecting box 9 is plugged through the sealing disc 11, at the moment, the dust falling into the dust removing cylinder 2 can be accumulated at the lower end of the inside of the collecting box 9, namely, the dust removing work cannot be influenced, meanwhile, a person can detach the bolt and take down the storage box 10, so that the dust deposited in the dust removing cylinder is cleaned, and is reinstalled at the lower end of the collecting box 9 after the storage box 10 is cleaned, and at the moment, the sealing disc 11 is controlled to reset, so that the dust in the collecting box 9 is continuously deposited into the storage box 10; two limiting strips 12 are fixed on the inner wall of the collecting box 9 corresponding to the sealing disc 11, one end of a pin shaft 13 extends to the outside of the collecting box 9 and is fixedly provided with a linkage block 14, the outer wall of the collecting box 9 and the outside of the linkage block 14 are fixedly provided with a sealing cover 15, a separation sheet 16 is arranged on the inner annular surface of the sealing cover 15 and close to the linkage block 14, a rotating block 17 is arranged on one side of the separation sheet 16 far away from the collecting box 9, strong magnetic blocks 18 are respectively arranged at two ends of the side, facing the separation sheet 16, of the linkage block 14 and the rotating block 17, and one end of the rotating block 17 is connected with the sealing cover 15 through a bolt; through the setting of sealed cowling 15, can carry out effective sealing to the junction between round pin axle 13 and the collection box 9, promptly personnel rotate rotating block 17, and the rotating block 17 drives the linkage piece 14 through strong magnetic path 18 and synchronous, and the linkage piece 14 alright drive sealed video disc 11 through round pin axle 13 and rotate, and the setting of accessible bolt is fixed rotating block 17 to avoid its sealed video disc 11 automatic rotation.

The collection box 19 is arranged in the lower end of the storage box 10, the collection box 19 and the storage box 10 can be disassembled, and the collection box 19 is arranged, so that dust falling from the interior of the collection box 9 is deposited in the collection box 19, and when more dust is stored in the interior of the collection box 19, the collection box 19 can be directly replaced; the weighing force transducer 20 is arranged on the inner bottom surface of the storage box 10, the upper end surface of the weighing force transducer 20 is in contact with the lower surface of the collecting box 19, a sliding groove is formed in the upper end of the storage box 10 corresponding to the collecting box 19, and personnel can monitor the weight of dust in the collecting box 19 through feedback of the weighing force transducer 20, so that when the interior of the collecting box 19 is almost filled with dust, the personnel can replace the collecting box 19 in time; the box body of the collecting box 19 is a transparent box body, the upper end of one side of the storage box 10 is provided with an observation window 21 corresponding to the collecting box 19, and the observation window 21 is arranged, so that personnel can directly observe the dust amount inside the collecting box 19 from the outside.

The use principle and the advantages are that: in the using process, personnel throw magnesite raw materials into a feeding box at the upper end of the equipment main body 1 and convey the magnesite raw materials into the equipment main body 1, then raw materials meeting standards in the raw materials can be directly discharged through a discharge pipe, and raw materials with larger sizes enter a crushing box in the equipment main body 1 to be crushed and are conveyed into the feeding box again through a second conveying roller to be screened, so that multistage screening treatment of the magnesite raw materials can be realized; meanwhile, in the use process, a person can start the leaf fan 6, the leaf fan 6 rotates to draw out the gas in the dust removing barrel 2 to the outside, the negative pressure is formed at one end, away from the leaf fan 6, of the dust removing barrel 2, the negative pressure can suck the turbid gas mixed with dust at each corresponding part in the equipment main body 1 through the air guide pipe 4, and finally the turbid gas flows out through the dust removing barrel 2, when the turbid gas flows through the dust filtering plate 8, the dust in the gas is filtered by the dust filtering plate 8, so that the effect of dust removing can be achieved in the process of carrying out multistage screening on magnesite raw materials, the adverse effect of dust removing on the external environment and the health of the person is avoided, the rotating shaft 5 drives the cleaning frame 7 to rotate synchronously when driving the leaf fan 6 to rotate, and the cleaning frame 7 can clean the surface of the dust filtering plate 8 in a scratch mode, namely, the dust filtering plate 8 can be cleaned in real time through the arrangement of the cleaning frame 7, and the dust blocking of the dust filtering plate 8 is avoided.

Further in this scheme, the dust that filter dust board 8 department filtered out is cleaned to collection box 9 inside under the effect of clearance frame 7, and gradually deposit downwards to collect box 19 inside, and along with collect box 19 inside dust volume's constantly increase, make the collection box 19 weight increase that weighing force transducer 20 measured, from this the personnel accessible weighing force transducer 20's monitoring data timely change collection box 19, and when collecting box 19 changes, personnel can be earlier through sealed disc 11 to collecting box 9 shutoff, thereby when avoiding personnel to dismantle case 10, external gas enters into dust removal section of thick bamboo 2 from collecting box 9 lower extreme inside, and the phenomenon that influences the negative pressure suction that receives to guide duct 4 department, namely when this scheme uses, not only can be to collecting dust to the dust that gathers when sieving the magnesite raw materials, still can be in the dust removal process convenient change dust collection part, and can not cause the interference to the dust removal work, thereby make the application of dust removal part more practical when equipment uses.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a multistage screening equipment of magnesite raw materials, includes equipment main part (1) that can carry out multistage screening to magnesite raw materials, its characterized in that, dust removal section of thick bamboo (2) and motor (3) are installed to the rear side table of equipment main part (1), dust removal section of thick bamboo (2) one end is connected with inside crushing case, feeding case and the third collecting box of equipment main part (1) respectively through having a plurality of guide ducts (4), the inside of dust removal section of thick bamboo (2) other end has axis of rotation (5) through the support mounting, the one end of axis of rotation (5) is connected with the output of motor (3), axis of rotation (5) are located and install leaf fan (6) and cleaning frame (7) respectively on the body of rod of dust removal section of thick bamboo (2) inside, axis of rotation (5) are located the body between leaf fan (6) and cleaning frame (7) and overlap and are equipped with dust filter plate (8), the outer ring face of dust filter plate (8) is fixed at the inner wall of dust removal section of thick bamboo (2), and dust collection box (9) is installed corresponding to dust filter plate (8) in the downside of ring face in dust removal section of thick bamboo (2).

2. The multi-stage magnesite raw material screening device according to claim 1, wherein the lower end of the collecting box (9) is connected with a storage box (10) through a bolt, and a sealing disc (11) is rotatably arranged in the lower part of the collecting box (9) through a pin shaft (13).

3. The multi-stage magnesite raw material screening device according to claim 2, wherein two limiting bars (12) are fixed on the inner wall of the collecting box (9) corresponding to the sealing disc (11), one end of the pin shaft (13) extends to the outside of the collecting box (9) and is fixedly provided with a linkage block (14), a sealing cover (15) is fixed on the outer wall of the collecting box (9) and the outside of the linkage block (14), a separation sheet (16) is arranged on the inner annular surface of the sealing cover (15) and close to the linkage block (14), a rotating block (17) is arranged on one side of the separation sheet (16) far away from the collecting box (9), strong magnetic blocks (18) are arranged on two ends of the linkage block (14) and two ends of the rotating block (17) facing one side of the separation sheet (16), and one end of the rotating block (17) is connected with the sealing cover (15) through a bolt.

4. A multi-stage screening apparatus for magnesite raw materials according to claim 2, characterized in that the interior of the lower end of the storage box (10) is provided with a collecting box (19), and the collecting box (19) and the storage box (10) are detachable.

5. The multi-stage magnesite raw material screening device according to claim 4, wherein a weighing force transducer (20) is installed on the inner bottom surface of the storage box (10), the upper end surface of the weighing force transducer (20) is contacted with the lower surface of the collecting box (19), and a sliding groove is formed in the upper end of the storage box (10) corresponding to the collecting box (19).

6. The multi-stage magnesite raw material screening device according to claim 5, wherein the box body of the collecting box (19) is a transparent box body, and an observation window (21) is arranged at the upper end of one side of the storage box (10) corresponding to the collecting box (19).

7. The multi-stage magnesite raw material screening device according to claim 1, wherein valves (22) are arranged on the tube bodies of the air guide tubes (4), and scraping plates (23) are arranged on one sides of the cleaning frames (7) facing the dust filtering plates (8).